Aiper Scuba S1
#15 in CordlessFull review
A low-cost cordless robot for small-to-mid-size pools up to about 1,600 sq ft that need floor, wall and waterline cleaning. Owners of larger pools should look at the Scuba X1.
Aiper $529.99$529.99
The Aiper Scuba S1 is the better robotic pool cleaner overall, rated 4.1 to 3.8. The Aiper Scuba S1 leads on warranty. The WYBOT B1 wins on value. The WYBOT B1 costs $195.06 less ($334.93 vs $529.99).
WYBOT B1
#26 in CordlessFull review
A light full-pool robot for small, flat in-ground or above-ground pools. Bigger or sloped pools need the C1 or above.
WYBOT $334.93$334.93
Prices were last checked October 21, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Which should you buy?
- Choose the Aiper Scuba S1 for warranty (2-year warranty vs 1-year warranty).
- Choose the WYBOT B1 for value ($335 vs $530).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every cordless robotic pool cleaner; a clear win is highlighted. How we rank explains each one.
| Factor weight | Aiper Scuba S1 | WYBOT B1 |
|---|---|---|
| Overall rating | 4.1/5 | 3.8/5 |
| Value 25% | 67 $530 | 87 $335 |
| Cleaning 25% | 85 Floor, walls and waterline | 85 Floor, walls and waterline |
| Navigation 15% | 50 Gyroscope + sensors | 50 navigation not published (neutral score used) |
| Warranty 15% | 50 2-year warranty | 0 1-year warranty |
| Pool size 10% | 100 pools up to 1,600 sq ft | 94 pools up to 1,150 sq ft |
| Features 10% | 100 2 of 2 | 50 1 of 2; no easy pickup |
Specifications
| Aiper Scuba S1 | WYBOT B1 | |
|---|---|---|
| Pool | ||
| Pool size (rated) | Up to 1,600 sq ft (150 m²), 50 ft long | Up to 1,150 sq ft (107 m²) |
| Pool types | In-ground and above-ground | In-ground and above-ground |
| Surfaces | Concrete, fiberglass, vinyl, tile | - |
| Max depth | - | 8.2 ft |
| Cleaning | ||
| Cleans | Floor, walls and waterline | Floor, walls and waterline |
| Surface skimming | No | No |
| Filter | Top-load 3.5 L basket with 180 µm standard filter and a 3 µm ultra-fine filter | Single 180 µm cartridge with fine cotton foam |
| Filter capacity | 3.5 L | - |
| Water flow | 4,200 gal/h | 2,113 gal/h |
| Power | ||
| Power | Cordless (battery) | Cordless (battery) |
| Battery | - | 2,600 mAh |
| Run time | Up to 4 h 30 min | Up to 2 h |
| Charge time | 4 h | 3 h |
| Charging | Cable | Cable |
| Navigation & app | ||
| Navigation | Gyroscope + sensors | - |
| App | Yes | Yes |
| Connectivity | - | Bluetooth |
| Scheduling | Yes | - |
| Retrieval | - | Parks at the pool edge for pickup |
| Build | ||
| Water resistance | - | IPX8 |
| Weight | 17 lb (7.7 kg) | 14.2 lb (6.5 kg) |
| Warranty | 2 years | 1 year |